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TLS Online TPP Program

#Question id: 15527

CD4 and CD8 T cells leave the thymus and enter the circulation as resting cells in which stage of the cell cycle?

#Unit 4. Cell Communication and Cell Signaling
  1. G0 stage
  2. Late G1 stage
  3. S phase
  4. M phase
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TLS Online TPP Program

#Question id: 3291

#Unit 11. Evolution and Behavior

Which of the following is the most predictable outcome of increased gene flow between two populations?
TLS Online TPP Program

#Question id: 4393

#Unit 3. Fundamental Processes

Which of the following statement(s) regarding transcription initiation and RNA Pol III is (are) true?
TLS Online TPP Program

#Question id: 2375

#Unit 2. Cellular Organization

 Plastids that contain starch are called _________, whereas those that contain red and yellow pigments are called_________.
TLS Online TPP Program

#Question id: 14979

#Unit 2. Cellular Organization

Which is not true of mitochondria and chloroplasts?
TLS Online TPP Program

#Question id: 2475

#Unit 2. Cellular Organization

What is a microtubule protofilament?